Name: N-Methyl-o-phenylenediamine dihydrochloride
English alias: N-Methyl-1,2-benzenediamine dihydrochloride;N-methylbenzene-1,2-diamine 2hcl;N-methylbenzene-1,2-diamine dihydrochloride
CAS: 25148-68-9
EINECS: 246-655-8
Chemical formula: C7H12Cl2N2
Structural formula:
Molecular weight: 195.09
inchi InChI=1/C7H10N2.2ClH/c1-9-7-5-3-2-4-6(7)8;; / h2-5, 9 H, 8 h2, h3; 2*1H
Melting point: 191℃
Boiling point: 252.4°C at 760 mmHg
Flash point: 122.4°C
Water solubility >=10 g/100 mL at 23℃
Vapor pressure 0.0193mmHg at 25°C
Physicochemical property
Melting point 191°C
Water solubility >=10 g/100 mL at 23°C
Packing specification: 25kg/drum paper drum
Product use: pharmaceutical intermediate
Downstream products: Telmisartan
Test items |
Standard |
Characteristics |
White or light red powder |
Identification |
Should comply with requirements |
Loss on drying |
≤0.5% |
Max single impurity (GC) |
≤0.50% |
Total impurities (GC) |
≤1.00% |
Assay (GC) |
≥99% |
Test criterion |
Enterprise standard |